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1/*
2 * Copyright (c) 2000-2003 LSI Logic Corporation.
3 *
4 *
5 * Name: mpi_targ.h
6 * Title: MPI Target mode messages and structures
7 * Creation Date: June 22, 2000
8 *
9 * mpi_targ.h Version: 01.05.xx
10 *
11 * Version History
12 * ---------------
13 *
14 * Date Version Description
15 * -------- -------- ------------------------------------------------------
16 * 05-08-00 00.10.01 Original release for 0.10 spec dated 4/26/2000.
17 * 06-06-00 01.00.01 Update version number for 1.0 release.
18 * 06-22-00 01.00.02 Added _MSG_TARGET_CMD_BUFFER_POST_REPLY structure.
19 * Corrected DECSRIPTOR typo to DESCRIPTOR.
20 * 11-02-00 01.01.01 Original release for post 1.0 work
21 * Modified target mode to use IoIndex instead of
22 * HostIndex and IocIndex. Added Alias.
23 * 01-09-01 01.01.02 Added defines for TARGET_ASSIST_FLAGS_REPOST_CMD_BUFFER
24 * and TARGET_STATUS_SEND_FLAGS_REPOST_CMD_BUFFER.
25 * 02-20-01 01.01.03 Started using MPI_POINTER.
26 * Added structures for MPI_TARGET_SCSI_SPI_CMD_BUFFER and
27 * MPI_TARGET_FCP_CMD_BUFFER.
28 * 03-27-01 01.01.04 Added structure offset comments.
29 * 08-08-01 01.02.01 Original release for v1.2 work.
30 * 09-28-01 01.02.02 Added structure for MPI_TARGET_SCSI_SPI_STATUS_IU.
31 * Added PriorityReason field to some replies and
32 * defined more PriorityReason codes.
33 * Added some defines for to support previous version
34 * of MPI.
35 * 10-04-01 01.02.03 Added PriorityReason to MSG_TARGET_ERROR_REPLY.
36 * 11-01-01 01.02.04 Added define for TARGET_STATUS_SEND_FLAGS_HIGH_PRIORITY.
37 * 03-14-02 01.02.05 Modified MPI_TARGET_FCP_RSP_BUFFER to get the proper
38 * byte ordering.
39 * 05-31-02 01.02.06 Modified TARGET_MODE_REPLY_ALIAS_MASK to only include
40 * one bit.
41 * Added AliasIndex field to MPI_TARGET_FCP_CMD_BUFFER.
42 * 09-16-02 01.02.07 Added flags for confirmed completion.
43 * Added PRIORITY_REASON_TARGET_BUSY.
44 * 11-15-02 01.02.08 Added AliasID field to MPI_TARGET_SCSI_SPI_CMD_BUFFER.
45 * 04-01-03 01.02.09 Added OptionalOxid field to MPI_TARGET_FCP_CMD_BUFFER.
46 * --------------------------------------------------------------------------
47 */
48
49#ifndef MPI_TARG_H
50#define MPI_TARG_H
51
52
53/******************************************************************************
54*
55* S C S I T a r g e t M e s s a g e s
56*
57*******************************************************************************/
58
59typedef struct _CMD_BUFFER_DESCRIPTOR
60{
61 U16 IoIndex; /* 00h */
62 U16 Reserved; /* 02h */
63 union /* 04h */
64 {
65 U32 PhysicalAddress32;
66 U64 PhysicalAddress64;
67 } u;
68} CMD_BUFFER_DESCRIPTOR, MPI_POINTER PTR_CMD_BUFFER_DESCRIPTOR,
69 CmdBufferDescriptor_t, MPI_POINTER pCmdBufferDescriptor_t;
70
71
72/****************************************************************************/
73/* Target Command Buffer Post Request */
74/****************************************************************************/
75
76typedef struct _MSG_TARGET_CMD_BUFFER_POST_REQUEST
77{
78 U8 BufferPostFlags; /* 00h */
79 U8 BufferCount; /* 01h */
80 U8 ChainOffset; /* 02h */
81 U8 Function; /* 03h */
82 U8 BufferLength; /* 04h */
83 U8 Reserved; /* 05h */
84 U8 Reserved1; /* 06h */
85 U8 MsgFlags; /* 07h */
86 U32 MsgContext; /* 08h */
87 CMD_BUFFER_DESCRIPTOR Buffer[1]; /* 0Ch */
88} MSG_TARGET_CMD_BUFFER_POST_REQUEST, MPI_POINTER PTR_MSG_TARGET_CMD_BUFFER_POST_REQUEST,
89 TargetCmdBufferPostRequest_t, MPI_POINTER pTargetCmdBufferPostRequest_t;
90
91#define CMD_BUFFER_POST_FLAGS_PORT_MASK (0x01)
92#define CMD_BUFFER_POST_FLAGS_ADDR_MODE_MASK (0x80)
93#define CMD_BUFFER_POST_FLAGS_ADDR_MODE_32 (0)
94#define CMD_BUFFER_POST_FLAGS_ADDR_MODE_64 (1)
95#define CMD_BUFFER_POST_FLAGS_64_BIT_ADDR (0x80)
96
97#define CMD_BUFFER_POST_IO_INDEX_MASK (0x00003FFF)
98#define CMD_BUFFER_POST_IO_INDEX_MASK_0100 (0x000003FF) /* obsolete */
99
100
101typedef struct _MSG_TARGET_CMD_BUFFER_POST_REPLY
102{
103 U8 BufferPostFlags; /* 00h */
104 U8 BufferCount; /* 01h */
105 U8 MsgLength; /* 02h */
106 U8 Function; /* 03h */
107 U8 BufferLength; /* 04h */
108 U8 Reserved; /* 05h */
109 U8 Reserved1; /* 06h */
110 U8 MsgFlags; /* 07h */
111 U32 MsgContext; /* 08h */
112 U16 Reserved2; /* 0Ch */
113 U16 IOCStatus; /* 0Eh */
114 U32 IOCLogInfo; /* 10h */
115} MSG_TARGET_CMD_BUFFER_POST_REPLY, MPI_POINTER PTR_MSG_TARGET_CMD_BUFFER_POST_REPLY,
116 TargetCmdBufferPostReply_t, MPI_POINTER pTargetCmdBufferPostReply_t;
117
118/* the following structure is obsolete as of MPI v1.2 */
119typedef struct _MSG_PRIORITY_CMD_RECEIVED_REPLY
120{
121 U16 Reserved; /* 00h */
122 U8 MsgLength; /* 02h */
123 U8 Function; /* 03h */
124 U16 Reserved1; /* 04h */
125 U8 Reserved2; /* 06h */
126 U8 MsgFlags; /* 07h */
127 U32 MsgContext; /* 08h */
128 U8 PriorityReason; /* 0Ch */
129 U8 Reserved3; /* 0Dh */
130 U16 IOCStatus; /* 0Eh */
131 U32 IOCLogInfo; /* 10h */
132 U32 ReplyWord; /* 14h */
133} MSG_PRIORITY_CMD_RECEIVED_REPLY, MPI_POINTER PTR_MSG_PRIORITY_CMD_RECEIVED_REPLY,
134 PriorityCommandReceivedReply_t, MPI_POINTER pPriorityCommandReceivedReply_t;
135
136#define PRIORITY_REASON_NO_DISCONNECT (0x00)
137#define PRIORITY_REASON_SCSI_TASK_MANAGEMENT (0x01)
138#define PRIORITY_REASON_CMD_PARITY_ERR (0x02)
139#define PRIORITY_REASON_MSG_OUT_PARITY_ERR (0x03)
140#define PRIORITY_REASON_LQ_CRC_ERR (0x04)
141#define PRIORITY_REASON_CMD_CRC_ERR (0x05)
142#define PRIORITY_REASON_PROTOCOL_ERR (0x06)
143#define PRIORITY_REASON_DATA_OUT_PARITY_ERR (0x07)
144#define PRIORITY_REASON_DATA_OUT_CRC_ERR (0x08)
145#define PRIORITY_REASON_TARGET_BUSY (0x09)
146#define PRIORITY_REASON_UNKNOWN (0xFF)
147
148
149typedef struct _MSG_TARGET_CMD_BUFFER_POST_ERROR_REPLY
150{
151 U16 Reserved; /* 00h */
152 U8 MsgLength; /* 02h */
153 U8 Function; /* 03h */
154 U16 Reserved1; /* 04h */
155 U8 Reserved2; /* 06h */
156 U8 MsgFlags; /* 07h */
157 U32 MsgContext; /* 08h */
158 U8 PriorityReason; /* 0Ch */
159 U8 Reserved3; /* 0Dh */
160 U16 IOCStatus; /* 0Eh */
161 U32 IOCLogInfo; /* 10h */
162 U32 ReplyWord; /* 14h */
163} MSG_TARGET_CMD_BUFFER_POST_ERROR_REPLY,
164 MPI_POINTER PTR_MSG_TARGET_CMD_BUFFER_POST_ERROR_REPLY,
165 TargetCmdBufferPostErrorReply_t, MPI_POINTER pTargetCmdBufferPostErrorReply_t;
166
167
168typedef struct _MPI_TARGET_FCP_CMD_BUFFER
169{
170 U8 FcpLun[8]; /* 00h */
171 U8 FcpCntl[4]; /* 08h */
172 U8 FcpCdb[16]; /* 0Ch */
173 U32 FcpDl; /* 1Ch */
174 U8 AliasIndex; /* 20h */
175 U8 Reserved1; /* 21h */
176 U16 OptionalOxid; /* 22h */
177} MPI_TARGET_FCP_CMD_BUFFER, MPI_POINTER PTR_MPI_TARGET_FCP_CMD_BUFFER,
178 MpiTargetFcpCmdBuffer, MPI_POINTER pMpiTargetFcpCmdBuffer;
179
180
181typedef struct _MPI_TARGET_SCSI_SPI_CMD_BUFFER
182{
183 /* SPI L_Q information unit */
184 U8 L_QType; /* 00h */
185 U8 Reserved; /* 01h */
186 U16 Tag; /* 02h */
187 U8 LogicalUnitNumber[8]; /* 04h */
188 U32 DataLength; /* 0Ch */
189 /* SPI command information unit */
190 U8 ReservedFirstByteOfCommandIU; /* 10h */
191 U8 TaskAttribute; /* 11h */
192 U8 TaskManagementFlags; /* 12h */
193 U8 AdditionalCDBLength; /* 13h */
194 U8 CDB[16]; /* 14h */
195 /* Alias ID */
196 U8 AliasID; /* 24h */
197 U8 Reserved1; /* 25h */
198 U16 Reserved2; /* 26h */
199} MPI_TARGET_SCSI_SPI_CMD_BUFFER,
200 MPI_POINTER PTR_MPI_TARGET_SCSI_SPI_CMD_BUFFER,
201 MpiTargetScsiSpiCmdBuffer, MPI_POINTER pMpiTargetScsiSpiCmdBuffer;
202
203
204/****************************************************************************/
205/* Target Assist Request */
206/****************************************************************************/
207
208typedef struct _MSG_TARGET_ASSIST_REQUEST
209{
210 U8 StatusCode; /* 00h */
211 U8 TargetAssistFlags; /* 01h */
212 U8 ChainOffset; /* 02h */
213 U8 Function; /* 03h */
214 U16 QueueTag; /* 04h */
215 U8 Reserved; /* 06h */
216 U8 MsgFlags; /* 07h */
217 U32 MsgContext; /* 08h */
218 U32 ReplyWord; /* 0Ch */
219 U8 LUN[8]; /* 10h */
220 U32 RelativeOffset; /* 18h */
221 U32 DataLength; /* 1Ch */
222 SGE_IO_UNION SGL[1]; /* 20h */
223} MSG_TARGET_ASSIST_REQUEST, MPI_POINTER PTR_MSG_TARGET_ASSIST_REQUEST,
224 TargetAssistRequest_t, MPI_POINTER pTargetAssistRequest_t;
225
226#define TARGET_ASSIST_FLAGS_DATA_DIRECTION (0x01)
227#define TARGET_ASSIST_FLAGS_AUTO_STATUS (0x02)
228#define TARGET_ASSIST_FLAGS_HIGH_PRIORITY (0x04)
229#define TARGET_ASSIST_FLAGS_CONFIRMED (0x08)
230#define TARGET_ASSIST_FLAGS_REPOST_CMD_BUFFER (0x80)
231
232
233typedef struct _MSG_TARGET_ERROR_REPLY
234{
235 U16 Reserved; /* 00h */
236 U8 MsgLength; /* 02h */
237 U8 Function; /* 03h */
238 U16 Reserved1; /* 04h */
239 U8 Reserved2; /* 06h */
240 U8 MsgFlags; /* 07h */
241 U32 MsgContext; /* 08h */
242 U8 PriorityReason; /* 0Ch */
243 U8 Reserved3; /* 0Dh */
244 U16 IOCStatus; /* 0Eh */
245 U32 IOCLogInfo; /* 10h */
246 U32 ReplyWord; /* 14h */
247 U32 TransferCount; /* 18h */
248} MSG_TARGET_ERROR_REPLY, MPI_POINTER PTR_MSG_TARGET_ERROR_REPLY,
249 TargetErrorReply_t, MPI_POINTER pTargetErrorReply_t;
250
251
252/****************************************************************************/
253/* Target Status Send Request */
254/****************************************************************************/
255
256typedef struct _MSG_TARGET_STATUS_SEND_REQUEST
257{
258 U8 StatusCode; /* 00h */
259 U8 StatusFlags; /* 01h */
260 U8 ChainOffset; /* 02h */
261 U8 Function; /* 03h */
262 U16 QueueTag; /* 04h */
263 U8 Reserved; /* 06h */
264 U8 MsgFlags; /* 07h */
265 U32 MsgContext; /* 08h */
266 U32 ReplyWord; /* 0Ch */
267 U8 LUN[8]; /* 10h */
268 SGE_SIMPLE_UNION StatusDataSGE; /* 18h */
269} MSG_TARGET_STATUS_SEND_REQUEST, MPI_POINTER PTR_MSG_TARGET_STATUS_SEND_REQUEST,
270 TargetStatusSendRequest_t, MPI_POINTER pTargetStatusSendRequest_t;
271
272#define TARGET_STATUS_SEND_FLAGS_AUTO_GOOD_STATUS (0x01)
273#define TARGET_STATUS_SEND_FLAGS_HIGH_PRIORITY (0x04)
274#define TARGET_STATUS_SEND_FLAGS_CONFIRMED (0x08)
275#define TARGET_STATUS_SEND_FLAGS_REPOST_CMD_BUFFER (0x80)
276
277/*
278 * NOTE: FCP_RSP data is big-endian. When used on a little-endian system, this
279 * structure properly orders the bytes.
280 */
281typedef struct _MPI_TARGET_FCP_RSP_BUFFER
282{
283 U8 Reserved0[8]; /* 00h */
284 U8 Reserved1[2]; /* 08h */
285 U8 FcpFlags; /* 0Ah */
286 U8 FcpStatus; /* 0Bh */
287 U32 FcpResid; /* 0Ch */
288 U32 FcpSenseLength; /* 10h */
289 U32 FcpResponseLength; /* 14h */
290 U8 FcpResponseData[8]; /* 18h */
291 U8 FcpSenseData[32]; /* Pad to 64 bytes */ /* 20h */
292} MPI_TARGET_FCP_RSP_BUFFER, MPI_POINTER PTR_MPI_TARGET_FCP_RSP_BUFFER,
293 MpiTargetFcpRspBuffer, MPI_POINTER pMpiTargetFcpRspBuffer;
294
295/*
296 * NOTE: The SPI status IU is big-endian. When used on a little-endian system,
297 * this structure properly orders the bytes.
298 */
299typedef struct _MPI_TARGET_SCSI_SPI_STATUS_IU
300{
301 U8 Reserved0; /* 00h */
302 U8 Reserved1; /* 01h */
303 U8 Valid; /* 02h */
304 U8 Status; /* 03h */
305 U32 SenseDataListLength; /* 04h */
306 U32 PktFailuresListLength; /* 08h */
307 U8 SenseData[52]; /* Pad the IU to 64 bytes */ /* 0Ch */
308} MPI_TARGET_SCSI_SPI_STATUS_IU, MPI_POINTER PTR_MPI_TARGET_SCSI_SPI_STATUS_IU,
309 TargetScsiSpiStatusIU_t, MPI_POINTER pTargetScsiSpiStatusIU_t;
310
311/****************************************************************************/
312/* Target Mode Abort Request */
313/****************************************************************************/
314
315typedef struct _MSG_TARGET_MODE_ABORT_REQUEST
316{
317 U8 AbortType; /* 00h */
318 U8 Reserved; /* 01h */
319 U8 ChainOffset; /* 02h */
320 U8 Function; /* 03h */
321 U16 Reserved1; /* 04h */
322 U8 Reserved2; /* 06h */
323 U8 MsgFlags; /* 07h */
324 U32 MsgContext; /* 08h */
325 U32 ReplyWord; /* 0Ch */
326 U32 MsgContextToAbort; /* 10h */
327} MSG_TARGET_MODE_ABORT, MPI_POINTER PTR_MSG_TARGET_MODE_ABORT,
328 TargetModeAbort_t, MPI_POINTER pTargetModeAbort_t;
329
330#define TARGET_MODE_ABORT_TYPE_ALL_CMD_BUFFERS (0x00)
331#define TARGET_MODE_ABORT_TYPE_ALL_IO (0x01)
332#define TARGET_MODE_ABORT_TYPE_EXACT_IO (0x02)
333#define TARGET_MODE_ABORT_TYPE_EXACT_IO_REQUEST (0x03)
334
335/* Target Mode Abort Reply */
336
337typedef struct _MSG_TARGET_MODE_ABORT_REPLY
338{
339 U16 Reserved; /* 00h */
340 U8 MsgLength; /* 02h */
341 U8 Function; /* 03h */
342 U16 Reserved1; /* 04h */
343 U8 Reserved2; /* 06h */
344 U8 MsgFlags; /* 07h */
345 U32 MsgContext; /* 08h */
346 U16 Reserved3; /* 0Ch */
347 U16 IOCStatus; /* 0Eh */
348 U32 IOCLogInfo; /* 10h */
349 U32 AbortCount; /* 14h */
350} MSG_TARGET_MODE_ABORT_REPLY, MPI_POINTER PTR_MSG_TARGET_MODE_ABORT_REPLY,
351 TargetModeAbortReply_t, MPI_POINTER pTargetModeAbortReply_t;
352
353
354/****************************************************************************/
355/* Target Mode Context Reply */
356/****************************************************************************/
357
358#define TARGET_MODE_REPLY_IO_INDEX_MASK (0x00003FFF)
359#define TARGET_MODE_REPLY_IO_INDEX_SHIFT (0)
360#define TARGET_MODE_REPLY_INITIATOR_INDEX_MASK (0x03FFC000)
361#define TARGET_MODE_REPLY_INITIATOR_INDEX_SHIFT (14)
362#define TARGET_MODE_REPLY_ALIAS_MASK (0x04000000)
363#define TARGET_MODE_REPLY_ALIAS_SHIFT (26)
364#define TARGET_MODE_REPLY_PORT_MASK (0x10000000)
365#define TARGET_MODE_REPLY_PORT_SHIFT (28)
366
367
368#define GET_IO_INDEX(x) (((x) & TARGET_MODE_REPLY_IO_INDEX_MASK) \
369 >> TARGET_MODE_REPLY_IO_INDEX_SHIFT)
370
371#define SET_IO_INDEX(t, i) \
372 ((t) = ((t) & ~TARGET_MODE_REPLY_IO_INDEX_MASK) | \
373 (((i) << TARGET_MODE_REPLY_IO_INDEX_SHIFT) & \
374 TARGET_MODE_REPLY_IO_INDEX_MASK))
375
376#define GET_INITIATOR_INDEX(x) (((x) & TARGET_MODE_REPLY_INITIATOR_INDEX_MASK) \
377 >> TARGET_MODE_REPLY_INITIATOR_INDEX_SHIFT)
378
379#define SET_INITIATOR_INDEX(t, ii) \
380 ((t) = ((t) & ~TARGET_MODE_REPLY_INITIATOR_INDEX_MASK) | \
381 (((ii) << TARGET_MODE_REPLY_INITIATOR_INDEX_SHIFT) & \
382 TARGET_MODE_REPLY_INITIATOR_INDEX_MASK))
383
384#define GET_ALIAS(x) (((x) & TARGET_MODE_REPLY_ALIAS_MASK) \
385 >> TARGET_MODE_REPLY_ALIAS_SHIFT)
386
387#define SET_ALIAS(t, a) ((t) = ((t) & ~TARGET_MODE_REPLY_ALIAS_MASK) | \
388 (((a) << TARGET_MODE_REPLY_ALIAS_SHIFT) & \
389 TARGET_MODE_REPLY_ALIAS_MASK))
390
391#define GET_PORT(x) (((x) & TARGET_MODE_REPLY_PORT_MASK) \
392 >> TARGET_MODE_REPLY_PORT_SHIFT)
393
394#define SET_PORT(t, p) ((t) = ((t) & ~TARGET_MODE_REPLY_PORT_MASK) | \
395 (((p) << TARGET_MODE_REPLY_PORT_SHIFT) & \
396 TARGET_MODE_REPLY_PORT_MASK))
397
398/* the following obsolete values are for MPI v1.0 support */
399#define TARGET_MODE_REPLY_0100_MASK_HOST_INDEX (0x000003FF)
400#define TARGET_MODE_REPLY_0100_SHIFT_HOST_INDEX (0)
401#define TARGET_MODE_REPLY_0100_MASK_IOC_INDEX (0x001FF800)
402#define TARGET_MODE_REPLY_0100_SHIFT_IOC_INDEX (11)
403#define TARGET_MODE_REPLY_0100_PORT_MASK (0x00400000)
404#define TARGET_MODE_REPLY_0100_PORT_SHIFT (22)
405#define TARGET_MODE_REPLY_0100_MASK_INITIATOR_INDEX (0x1F800000)
406#define TARGET_MODE_REPLY_0100_SHIFT_INITIATOR_INDEX (23)
407
408#define GET_HOST_INDEX_0100(x) (((x) & TARGET_MODE_REPLY_0100_MASK_HOST_INDEX) \
409 >> TARGET_MODE_REPLY_0100_SHIFT_HOST_INDEX)
410
411#define SET_HOST_INDEX_0100(t, hi) \
412 ((t) = ((t) & ~TARGET_MODE_REPLY_0100_MASK_HOST_INDEX) | \
413 (((hi) << TARGET_MODE_REPLY_0100_SHIFT_HOST_INDEX) & \
414 TARGET_MODE_REPLY_0100_MASK_HOST_INDEX))
415
416#define GET_IOC_INDEX_0100(x) (((x) & TARGET_MODE_REPLY_0100_MASK_IOC_INDEX) \
417 >> TARGET_MODE_REPLY_0100_SHIFT_IOC_INDEX)
418
419#define SET_IOC_INDEX_0100(t, ii) \
420 ((t) = ((t) & ~TARGET_MODE_REPLY_0100_MASK_IOC_INDEX) | \
421 (((ii) << TARGET_MODE_REPLY_0100_SHIFT_IOC_INDEX) & \
422 TARGET_MODE_REPLY_0100_MASK_IOC_INDEX))
423
424#define GET_INITIATOR_INDEX_0100(x) \
425 (((x) & TARGET_MODE_REPLY_0100_MASK_INITIATOR_INDEX) \
426 >> TARGET_MODE_REPLY_0100_SHIFT_INITIATOR_INDEX)
427
428#define SET_INITIATOR_INDEX_0100(t, ii) \
429 ((t) = ((t) & ~TARGET_MODE_REPLY_0100_MASK_INITIATOR_INDEX) | \
430 (((ii) << TARGET_MODE_REPLY_0100_SHIFT_INITIATOR_INDEX) & \
431 TARGET_MODE_REPLY_0100_MASK_INITIATOR_INDEX))
432
433
434#endif
435
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